CN105763262A - Portable storage device - Google Patents
Portable storage device Download PDFInfo
- Publication number
- CN105763262A CN105763262A CN201610066504.2A CN201610066504A CN105763262A CN 105763262 A CN105763262 A CN 105763262A CN 201610066504 A CN201610066504 A CN 201610066504A CN 105763262 A CN105763262 A CN 105763262A
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- CN
- China
- Prior art keywords
- optical
- storage device
- module
- movable storage
- signal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/50—Transmitters
- H04B10/516—Details of coding or modulation
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/78—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data
- G06F21/79—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure storage of data in semiconductor storage media, e.g. directly-addressable memories
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/60—Receivers
- H04B10/66—Non-coherent receivers, e.g. using direct detection
- H04B10/69—Electrical arrangements in the receiver
- H04B10/691—Arrangements for optimizing the photodetector in the receiver
Abstract
The present invention discloses a portable storage device. The portable storage device comprises a storage module and an optical communication module. The optical communication module includes an optical signal sending terminal and an optical receiving terminal. The optical signal sending terminal includes: a coding unit configured to encode data signals to be transmitted and convert the data signals to be transmitted to driving signals; a driving circuit configured to load the driving signals to an optical emitter; and an optical emitter configured to generate and emit the modulated optical signals. The optical signal receiving terminal includes: a photoelectric detector configured to receive transmitted optical signals and convert the optical signal to electric signals; and a decoding unit configured to decode the electric signals to obtain data signals. The portable storage device is able to realize the data interaction with a host device through an optical communication module in an optical communication mode to read and write data. Compared with the portable storage device in the prior art, the portable storage device avoids the wired connection or plugging connection physical connection mode, is convenient and fast in operation when carrying out data reading and writing with the host device, and avoids the problem that an interface is easy to be damaged.
Description
Technical field
The present invention relates to optical communication applications technical field, particularly relate to a kind of movable storage device.
Background technology
Existing movable storage device, such as USB flash disk, portable hard drive etc., it is necessary to by data wire or be inserted directly into the mode of main frame and set up with main process equipment and be connected, and then carries out reading and writing data.Therefore, when read-write data every time, being required for being connected movable storage device with main frame, this is complex operation not only.And, the mode that movable storage device and main process equipment plug is easily caused interface and damages.
Summary of the invention
Given this, the present invention provides a kind of movable storage device, it may be achieved and carry out data transmission in the way of optic communication between main process equipment, it is to avoid wired connection or plate connect, make movable storage device read-write data manipulation more convenient, and avoid the problem that interface is easily damaged.
For achieving the above object, the present invention provides following technical scheme:
A kind of movable storage device, including: for storing the memory module of data, and the optical communications module being connected with described memory module；
Described optical communications module includes optical signal transmitting terminal and optical signal receiving terminal；
Described optical signal transmitting terminal includes:
For being encoded data signal waiting for transmission being converted into the coding unit driving signal；
That be connected with described coding unit, for by the drive circuit of described driving signal loading to optical transmitting set；
That be connected with described drive circuit, for producing modulated optical signal the optical transmitting set by described optical signal launch；
Described optical signal receiving terminal includes:
For receiving the optical signal that transmission comes the photodetector being converted into the signal of telecommunication；
That be connected with described photodetector, for the described signal of telecommunication is decoded obtaining the decoding unit of data signal.
Alternatively, described optical transmitting set is the optical transmitting set producing visible light signal.
Alternatively, described optical transmitting set includes light emitting diode.
Alternatively, described optical signal receiving terminal also include being connected between described photodetector and described decoding unit, for the described signal of telecommunication being amplified the pre-amplification circuit processed.
Alternatively, described optical communications module also includes:
That be correspondingly arranged with described optical transmitting set, for adjusting the optical system of emergent light；
That be correspondingly arranged with described photodetector, for adjusting the optical system of the light receiving surface of described optical communications module.
Alternatively, also include: be connected between described memory module and described optical communications module, for carrying out the data conversion module of data conversion.
Alternatively, that be connected with described memory module, described optical communications module, described data conversion module, for monitoring the control module of each module running status respectively.
Alternatively, display lamp that be connected, that transmit data mode for indicating described movable storage device whether to be in also is included with described control module.
Alternatively, the supply module being connected with described memory module, described optical communications module is also included.
Alternatively, that also include being connected with described supply module, for controlling to be switched on or switched off the button of described supply module.
By above technical scheme it can be seen that movable storage device provided by the present invention, including memory module and optical communications module.Memory module is used for storing data, and optical communications module is connected with memory module, for transmitting data with main process equipment with optical communication mode.Described optical communications module includes optical signal transmitting terminal and optical signal receiving terminal, and optical signal transmitting terminal includes coding unit, drive circuit and optical transmitting set, and optical signal receiving terminal includes photodetector and decoding unit.
Movable storage device of the present invention, can realize carrying out data interaction with optical communication mode between the same main process equipment with optical communication capabilities by optical communications module.To read and write data.Compared with the existing movable storage device, it is to avoid the physical connection modes such as wired connection or plug connection, the simple operation when being written and read data with main process equipment, and avoid the problem that interface is easily damaged.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The schematic diagram of a kind of movable storage device that Fig. 1 provides for the embodiment of the present invention；
The schematic diagram of a kind of optical communications module that Fig. 2 provides for the embodiment of the present invention；
The schematic diagram of the another kind of optical communications module that Fig. 3 provides for the embodiment of the present invention；
The schematic diagram of a kind of movable storage device that Fig. 4 provides for further embodiment of this invention.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that the technical scheme in the present invention, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, all should belong to the scope of protection of the invention.
The embodiment of the present invention provides a kind of movable storage device, refer to Fig. 1 and Fig. 2, and movable storage device includes: for storing the memory module 1 of data, and the optical communications module 2 being connected with described memory module 1；
Described optical communications module 2 includes optical signal transmitting terminal 20 and optical signal receiving terminal 21；
Described optical signal transmitting terminal 20 includes:
For being encoded data signal waiting for transmission being converted into the coding unit 200 driving signal；
That be connected with described coding unit 200, for by the drive circuit 201 of described driving signal loading to optical transmitting set；
That be connected with described drive circuit 201, for producing modulated optical signal and by the optical transmitting set 202 of described optical signal launch；
Described optical signal receiving terminal 21 includes:
For receiving the optical signal that transmission comes the photodetector 210 being converted into the signal of telecommunication；
That be connected with described photodetector 210, for the described signal of telecommunication is decoded obtaining the decoding unit 211 of data signal.
Optical communications module 2 is used for realizing optic communication, makes movable storage device and the same main process equipment with optical communication capabilities, such as computer, server etc., it is possible to carry out data interaction with optical communication mode, to read and write data.Optical communications module 2 includes optical signal transmitting terminal 20 and optical signal receiving terminal 21, the data that memory module is stored by movable storage device by optical signal transmitting terminal 20 are transmitted to main process equipment with the form of optical signal, are received the data transmitted to movable storage device by main process equipment with optical signal form by optical signal receiving terminal 21.
Wherein concrete, optical signal transmitting terminal 20 includes coding unit 200, drive circuit 201 and optical transmitting set 202.When movable storage device passes through optical communications module to main process equipment transmission data, by coding unit 200, data signal waiting for transmission in memory module is encoded, it is converted into driving signal, by drive circuit 201 by the driving signal loading of coding formation to optical transmitting set 202, modulated optical signal is produced by optical transmitting set 202, and by optical signal launch.The optical signal launched carries the data message of transmission.And then main process equipment receives, by the optical communication interface of self, the data that transmission comes.Optical signal receiving terminal 21 includes photodetector 210 and decoding unit 211.When movable storage device passes through the data of optical communications module Receiving Host device transmission, the optical signal from main process equipment is received by photodetector 210, photodetector 210 receives optical signal and is converted into the signal of telecommunication, the signal of telecommunication is decoded obtaining data signal by decoding unit 211, is transmitted to memory module.Thus the data transmission so realized between movable storage device and main process equipment.
Movable storage device described in the present embodiment, realizes carrying out data interaction with optical communication mode between the same main process equipment with optical communication capabilities by optical communications module.To read and write data.Therefore, compared with existing movable storage device, it is to avoid the physical connection mode that wired connection or plug connect, data wire need not be connected when reading and writing data with main frame or plate connects, not only simple operation, and avoid the problem that interface is easily damaged.
Memory module 1 is used for storing data, the present embodiment movable storage device, and the type of its memory module 1, capacity etc. can design according to the requirement of specific product, in the present embodiment and be not limited as.
The present embodiment movable storage device is with optical communications module 2 by optical signal transmission data, and the optical signal of transmission can be visible ray, or, it is also possible to it is other wave band optical signal.Preferably communicating with visible ray in the present embodiment, its optical transmitting set 202 is the optical transmitting set producing visible light signal.
When reading and writing data between movable storage device and main process equipment, will according to the transmission range of optical signal, the distance between movable storage device and main process equipment is made to be positioned at effective transmission range of optical signal, so ensure that between movable storage device and main process equipment, optical signal is efficiently received and sends, to ensure effectively, reliably to transmit data.
Concrete, optical transmitting set 202 can adopt light emitting diode (LED), and accordingly, drive circuit 201 is LED driving circuit, the driving signal loading that coding unit coding is formed by drive circuit, to light emitting diode, produces modulated visible light signal and sends.It is understood that described optical transmitting set 202 can also be other type of optical transmitting set, also all in scope.
Optionally, refer to Fig. 3, in the present embodiment, optical signal receiving terminal 21 also includes the pre-amplification circuit 212 being connected between photodetector 210 and decoding unit 211, for being amplified the signal of telecommunication processing.The optical signal that photodetector 210 receives transmission is converted into the signal of telecommunication, and the signal of telecommunication of conversion is amplified processing through pre-amplification circuit 212, is transferred to decoding unit to be decoded processing.The general optical signal received by photodetector is more weak, is amplified processing to signal by pre-amplification circuit, it is possible to decrease the interference of background noise, is favorably improved the accuracy of data transmission.
Further alternative, on the basis of above-described embodiment content, the present embodiment movable storage device, its optical communications module 2 also includes:
That be correspondingly arranged with described optical transmitting set 202, for adjusting the optical system 203 of emergent light；
That be correspondingly arranged with described photodetector 210, for adjusting the optical system 213 of the light receiving surface of described optical communications module.
Described optical communications module and optical transmitting set 202 are correspondingly arranged on optical system 203, for adjusting the irradiation angle range of the emergent light sent by optical transmitting set, the direction of propagation etc., making the light that optical transmitting set sends meet certain Spreading requirements, optical system 203 specifically includes reflecting mirror and lens.The optical system 213 being correspondingly arranged with photodetector 210 is for adjusting the light receiving surface of photodetector, including light filter plate, light aggregator etc., there is filtering interfering light, converge the effect receiving light, be favorably improved the receiving efficiency that optical signal is received by optical communications module.Its optical communications module of the present embodiment movable storage device arranges optical system, can expand transmission and the range of receiving of optical communications module transmission optical signal,
Therefore, movable storage device described in the present embodiment, achieved by optical communications module and can carry out data interaction with optical communication mode between main process equipment, mobile memory module is placed in effective transmission range of optical signal with main process equipment, just can carry out data interaction, thus avoiding existing movable storage device to be connected or to plug the mode connected by data wire, its simple operation, and data transmission efficiency high.
Refer to Fig. 4, in a kind of movable storage device that further embodiment of this invention provides, on the basis of above-described embodiment content, described movable storage device also includes: be connected between described memory module 1 and described optical communications module 2, for carrying out the data conversion module 3 of data conversion.
In memory module, data signal waiting for transmission carries out data conversion by data conversion module 3, is transmitted to optical communications module 2, optical signal transmitting terminal be transmitted after encoding；The optical signal receiving terminal of optical communications module receives the optical signal of transmission, obtains data signal, after carrying out data conversion by data conversion module 3, be transferred to memory module after decoded.Therefore data conversion module achieves the data transmission and transformation between memory module and optical communications module.
On the basis of above-described embodiment content, the present embodiment movable storage device also includes the control module 4 being connected with memory module 1, optical communications module 2, data conversion module 3, controls module 4 for monitoring the running status of each module respectively.
Further, movable storage device also includes the display lamp 5 being connected with described control module 4, and display lamp 5 is used for indicating whether movable storage device is in transmission data mode.
Monitor the running status of memory module, optical communications module, data conversion module by controlling module 4, and indicate the use state of movable storage device by controlling display lamp 5.Such as when controlling module monitors memory module, optical communications module or data conversion module, monitor data conversion module or when optical communications module carries out data transmission, then control display lamp flicker, it was shown that movable storage device is being written and read data.
Further, in various embodiments above, described movable storage device also includes the supply module 6 being connected with memory module 1, optical communications module 2.Owing to the present embodiment movable storage device need not set up physical connection with main process equipment, main process equipment can not be passed through to its power supply, therefore supply module 6 is set in movable storage device, for powering for memory module, optical communications module, data conversion module etc., carries out data transmission to ensure.Concrete, supply module 6 includes supplying cell.
Movable storage device can arrange the button being connected with supply module 6, by being switched on or switched off described supply module by key control, to control power supply state or the off-position of movable storage device.
Optionally, display lamp 5 can be set and be connected with supply module 6, being switched on or switched off of supply module 6 can be indicated by display lamp 5.Such as show when display lamp is in illuminating state, for electrically connecting, to show when display lamp is in dark state for electrically disconnected.
Above a kind of movable storage device provided by the present invention is described in detail.Principles of the invention and embodiment are set forth by specific case used herein, and the explanation of above example is only intended to help to understand method and the core concept thereof of the present invention.It should be pointed out that, for those skilled in the art, under the premise without departing from the principles of the invention, it is also possible to the present invention carries out some improvement and modification, these improve and modify in the protection domain also falling into the claims in the present invention.
Claims (10)
1. a movable storage device, it is characterised in that including: for storing the memory module of data, and the optical communications module being connected with described memory module；
Described optical communications module includes optical signal transmitting terminal and optical signal receiving terminal；
Described optical signal transmitting terminal includes:
For being encoded data signal waiting for transmission being converted into the coding unit driving signal；
That be connected with described coding unit, for by the drive circuit of described driving signal loading to optical transmitting set；
That be connected with described drive circuit, for producing modulated optical signal the optical transmitting set by described optical signal launch；
Described optical signal receiving terminal includes:
For receiving the optical signal that transmission comes the photodetector being converted into the signal of telecommunication；
That be connected with described photodetector, for the described signal of telecommunication is decoded obtaining the decoding unit of data signal.
2. movable storage device as claimed in claim 1, it is characterised in that described optical transmitting set is the optical transmitting set producing visible light signal.
3. movable storage device as claimed in claim 2, it is characterised in that described optical transmitting set includes light emitting diode.
4. movable storage device as claimed in claim 1, it is characterised in that described optical signal receiving terminal also include being connected between described photodetector and described decoding unit, for the described signal of telecommunication being amplified the pre-amplification circuit processed.
5. movable storage device as claimed in claim 4, it is characterised in that described optical communications module also includes:
That be correspondingly arranged with described optical transmitting set, for adjusting the optical system of emergent light；
That be correspondingly arranged with described photodetector, for adjusting the optical system of the light receiving surface of described optical communications module.
6. movable storage device as claimed in claim 1, it is characterised in that also include: be connected between described memory module and described optical communications module, for carrying out the data conversion module of data conversion.
7. movable storage device as claimed in claim 6, it is characterised in that be connected with described memory module, described optical communications module, described data conversion module, be used for monitoring respectively the control module of each module running status.
8. movable storage device as claimed in claim 7, it is characterised in that also include display lamp that be connected, that transmit data mode for indicating described movable storage device whether to be in described control module.
9. movable storage device as claimed in claim 1, it is characterised in that also include the supply module being connected with described memory module, described optical communications module.
10. movable storage device as claimed in claim 9, it is characterised in that also include being connected with described supply module, for controlling to be switched on or switched off the button of described supply module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610066504.2A CN105763262A (en) | 2016-01-29 | 2016-01-29 | Portable storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610066504.2A CN105763262A (en) | 2016-01-29 | 2016-01-29 | Portable storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105763262A true CN105763262A (en) | 2016-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610066504.2A Pending CN105763262A (en) | 2016-01-29 | 2016-01-29 | Portable storage device |
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| CN (1) | CN105763262A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106598904A (en) * | 2016-12-13 | 2017-04-26 | 郑州云海信息技术有限公司 | Multi-port portable storage device and port switching method |
| CN106788731A (en) * | 2017-03-17 | 2017-05-31 | 维沃移动通信有限公司 | Data transmission method and mobile terminal |
| CN112653169A (en) * | 2020-11-17 | 2021-04-13 | 中国南方电网有限责任公司超高压输电公司广州局 | Online remote monitoring device for main pump of converter station valve cooling system |
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| US20060268329A1 (en) * | 2005-05-27 | 2006-11-30 | Lo Shoa H | System and method for wireless signal transmission |
| CN103098553A (en) * | 2010-09-14 | 2013-05-08 | 皇家飞利浦电子股份有限公司 | Coded light emitting device |
| CN104780238A (en) * | 2015-03-26 | 2015-07-15 | 惠州Tcl移动通信有限公司 | Handheld terminal, computer and visible light communication system |
| CN105245276A (en) * | 2015-09-14 | 2016-01-13 | 中国人民解放军信息工程大学 | Visible light communication technology-based transmission apparatus and system |
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2016
- 2016-01-29 CN CN201610066504.2A patent/CN105763262A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060268329A1 (en) * | 2005-05-27 | 2006-11-30 | Lo Shoa H | System and method for wireless signal transmission |
| CN103098553A (en) * | 2010-09-14 | 2013-05-08 | 皇家飞利浦电子股份有限公司 | Coded light emitting device |
| CN104780238A (en) * | 2015-03-26 | 2015-07-15 | 惠州Tcl移动通信有限公司 | Handheld terminal, computer and visible light communication system |
| CN105245276A (en) * | 2015-09-14 | 2016-01-13 | 中国人民解放军信息工程大学 | Visible light communication technology-based transmission apparatus and system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106598904A (en) * | 2016-12-13 | 2017-04-26 | 郑州云海信息技术有限公司 | Multi-port portable storage device and port switching method |
| CN106788731A (en) * | 2017-03-17 | 2017-05-31 | 维沃移动通信有限公司 | Data transmission method and mobile terminal |
| CN112653169A (en) * | 2020-11-17 | 2021-04-13 | 中国南方电网有限责任公司超高压输电公司广州局 | Online remote monitoring device for main pump of converter station valve cooling system |
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Application publication date: 20160713 |
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